Nearby locations
San Diego, California, United States
Coronado, California, United States
National City, California, United States
Nearby popular places
America Plaza, United States
Gambit Park, United States
Gaslamp Quarter Historic District, United States

Air Quality in San Diego, California, United States

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Pollutants in San Diego, United States

PM10
2.18 μg/ft3
PM25
Primary Pollutant
1.44 μg/ft3
NO2
36.38 ppb
SO2
9.63 ppb
CO
0.5 ppb
O3
126.31 ppb
Low riskHigh risk

Pollen Index in San Diego, United States

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Air Quality Forecast in San Diego, United States

Fri, June 21
MorningNoonEveningNight
Next day
Next day
AQI

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 37 and 86.

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 33 and 65.

45
59
63
39
Next day
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
0
0
0
Next day
PM10
0.55 μg/ft3
0.69 μg/ft3
0.76 μg/ft3
0.37 μg/ft3
PM25
0.34 μg/ft3
0.45 μg/ft3
0.47 μg/ft3
0.19 μg/ft3
NO2
23.68 ppb
28.57 ppb
14.03 ppb
5.93 ppb
SO2
1.81 ppb
4.12 ppb
5.87 ppb
1.21 ppb
CO
0.17 ppb
0.21 ppb
0.17 ppb
0.12 ppb
O3
11.22 ppb
5.35 ppb
38.56 ppb
37.99 ppb
AQI

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 33 and 65.

59
63
39
38
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.69 μg/ft3
0.76 μg/ft3
0.37 μg/ft3
0.51 μg/ft3
PM25
0.45 μg/ft3
0.47 μg/ft3
0.19 μg/ft3
0.28 μg/ft3
NO2
28.57 ppb
14.03 ppb
5.93 ppb
18.44 ppb
SO2
4.12 ppb
5.87 ppb
1.21 ppb
1.76 ppb
CO
0.21 ppb
0.17 ppb
0.12 ppb
0.16 ppb
O3
5.35 ppb
38.56 ppb
37.99 ppb
16.76 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 29 and 48.

43
0
0
0
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
-
Not Available
-
Not Available
-
Not Available

Weed

0
-
Not Available
-
Not Available
-
Not Available

Grass

0
-
Not Available
-
Not Available
-
Not Available
PM10
0.47 μg/ft3
N/A
N/A
N/A
PM25
0.27 μg/ft3
N/A
N/A
N/A
NO2
17.52 ppb
N/A
N/A
N/A
SO2
2.74 ppb
N/A
N/A
N/A
CO
0.14 ppb
N/A
N/A
N/A
O3
13.32 ppb
N/A
N/A
N/A